IDH1 R132H mutant (human recombinant)

IDH1 R132H mutant (human recombinant)

CAT N°: 14132
Price:

825.00 701.25

Isocitrate dehydrogenases (IDHs) are NAD+ and NADP+-dependent enzymes that catalyze the third step of the tricarboxylic acid cycle. IDHs catalyze oxidative decarboxylation of isocitrate producing ?-ketoglutarate (?-KG) and carbon dioxide. IDH1 (cytosolic) and IDH2 (mitochondrial) are NADP+-dependent enzymes that catalyze reversible reactions. The IDH3 isoform, a NAD+-dependent multisubunit enzyme, is irreversible and allosterically regulated by a variety of positive (calcium, ADP, and citrate) and negative (ATP, NADH, and NADPH) effectors.{22137} IDH1 and IDH2 are mutated in >70% of lower grade gliomas.{22138} The most common IDH mutation, Arg132His, imparts new gain of function catalytic activity leading to the NADPH-dependent conversion of ?-KG to 2-hydroxyglutarate.{22135,22156} Astrocytes expressing IDH1 R132H mutant have been shown to produce markedly increased levels of the R-2-hydroxyglutarate enantiomer, leading to transformation of cells through the HIF prolyl 4-hydroxylase, EGLN.{20681}

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